—It’ll take at least 2 hours to do this !
—Oh , ! I could do it in 30 minutes .
A. come on B. pardon me C. you are right D. don’t mention it
Elephants have their own way to tell the shape of an object and it is rough or smooth .
A. 不填 B. whether C. how D. what
—Sorry to you , but could I ask a quick question ?
—No problem .
A. worry B. prevent C. trouble D. disappoint
More than a dozen students in that school ______ abroad to study medicine last year.
A. sent B. were sent C. had sent D. had been sent
There was a loud scream from the backstage immediately after the concert ended, ______?
A. wasn’t there B. was there C. didn’t it D. did it
At a rough estimate, Nigeria is ______ Great Britain.
A. three times the size as B. the size three times of
C. three times as the size of D. three times the size of
